.bg1{background: #80c6e8 url(/images/activity/activityabout/banner.png) 50% 0 no-repeat;width:100%; margin:0 auto;  height:400px;}
.area1{width:1274px; height:400px; margin:0 auto; position:relative;}
.bg2{background: #80c6e8 url(/images/activity/activityabout/bg.png) 50% 0 no-repeat;width:100%; margin:0 auto;  height:776px;}
.area2{width:1274px;  height:776px; margin:0 auto; position:relative;}
.bg3{background: #80c6e8 url(/images/activity/activityabout/bg1.png) 50% 0 no-repeat;width:100%; margin:0 auto;  height:1050px;}
.area3{width:1274px;  height:1050px; margin:0 auto; position:relative;}
.bg4{background: #80c6e8 url(/images/activity/activityabout/bg2.png) 50% 0 no-repeat;width:100%; margin:0 auto;  height:831px;}
.area4{width:1274px;  height:831px; margin:0 auto; position:relative;}
.bg5{background: #80c6e8 url(/images/activity/activityabout/bg3.png) 50% 0 no-repeat;width:100%; margin:0 auto;  height:851px;}
.area5{width:1274px;  height:851px; margin:0 auto; position:relative;}